764 



BOTANY 



Solidago, 681 



Sonchiis, 678 



Soplioreae, 624 



Sorbus, *612 



Soredia, 418 



Sorus, 452 



SpadiciHorae, 693 



Spauisli Pepper, Capsicum cmnnuin 



Sparassis, 411 



Sparganiaceae, 695 



Spartium, 625, 627 



Specularia, 499 



Spcrijula, 570 



Speriuaphyta, 477 



Spermatozoids, 92, 508 ; of Cycads, 508 ; 



of Ginkgo, 508 

 Spermogouiuni, *406, 407 

 Sphaeria, 393 

 Sphaerites, 65 

 Sphaeroplea, 362 

 .S^/iacro(!/(e(.'rt,*390 

 Sphagnaceae, 436, 4o9 

 Splwgnmn,' A^l , 439 

 Sphenopliylliiiae, 472 

 Sphenophyllum, 472 

 Spike, 490, *492 

 Spikelet of Gramineae, 689 

 Spinach, Spinacia oleracea 

 Spinacia, 569 

 Spiraea, *612 

 Spiraeue, 611 

 Spirillum, *11, 334, *335 

 S}/irochuete, *11, 334, 339 

 Sjnrogyra, *90, 348, *349 

 Spirotaenia, *346, 347, 352 

 Splachmi'in, 441 

 Splint wood, 143 

 Spongy parenoliynia, 132 



Sporangia, 445, *452 ; of Alices, *452 ; of 

 pteridophyta, 445 



Spore mother cell, *95 



Spores, 277 



Sporodinia, *385 



Sporogenesis, 95 



Sporogoninin, 428 



Sporopliylls, 38 



Spurges, Jiiiphorhia 



Spurious fruit, 520 



Stachys, 655 



Stamens, 38, 324, 477, *483 ; variation 

 movements of, 324 



Stanunodes, 484 



Stangeria, 529, 530 



Slitpelia, 651 ; pollination, 496 



S/.aphi/lococcus, 338 



Starcli, 64, 218, 235; assinnlation, 64; 

 glutinous, 66 ; grains, *64 ; grains, 

 size of, 65 ; reserve, 64 



Slalire, 644 



Stegocarpae, see Bryiiiae 



Stele, 128 



SleUaria, 499, 570 



SteUatae, 664 



Stem, *129 ; distribution of tissues in, 



128 

 Stemonitis, *343, 344 

 Sterculiaeeae, 598 

 Stereome, 267 

 Stereum, 411 

 Sticta, 421, 422 

 Stigma, 485 



Stigmatomyccs, *400, 401 

 Stimulus, movements, 299 ; reception of, 



301 

 Stinging nettles, Urtica 

 Stipa, *198 ; leaf, *198 

 Stipules, 31, 35 

 Stolons, 25 

 Stoma, 196 

 Stomata, *112, 113, 165, 195 ; diffusion 



through, 213 

 Stoneworts, see Characeae 

 Stratiotes, 686 



Streaming protoplasm, 293, 294 

 Slrelitzia, flower, ''498 ; pollination, 497, 



*498 

 Streptocarpus, 662 

 Streptochaeta, 690 

 Streptococcus *336, 337 

 Strickeria, *393 

 Stroma, 393 



Strophanth'us, 646, *648 

 Structural deviations, 169 

 Struthantus, 559 

 Strnthiopteris, 452 

 Strychnine, 240 

 Strychnos, 644, *647 

 Style, 485 

 Styracaceae, 641 

 Styrax, 641 

 Submerged leaves, 36 

 Subsidiary cells, 114 

 Subtending leaf, 20 

 Succisa, *676 

 Sugar Beet, Beta ^latida 

 Sugar-cane, Saecluirmn 

 Sulpliur, 69 ; bacteria, 220, 245, 336 

 Sulphuric acid, assimilation of, 232 

 Sun-dew, Drosera 

 Sunflower, Ilelianthns annuus 

 Surirella, 352 



Suspeusor, 505 ; of gymnosperms, 505 

 Swarm-si>ore, 55 

 Siivrtia, 646 



Swininiing niovenieiits, 292 

 Symmetry, 265 ; floral, 488 ; of structure, 



265 ; relations of, 15 

 Sympetalae, 527, 640 

 Symphytum ; 653 ; scorpioid cyme, *494 

 Synipcnlial inflorescence, 490 

 Symjiodium, 18 

 Synapsis, 84 



